Add 9/63 and 56/45
1st number: 9/63, 2nd number: 1 11/45
9/63 + 56/45 is 437/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
9/63 = 9 × 5/63 × 5 = 45/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
56/45 = 56 × 7/45 × 7 = 392/315 - Add the two like fractions:
45/315 + 392/315 = 45 + 392/315 = 437/315 - So, 9/63 + 56/45 = 437/315
In mixed form: 1122/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63+56/45 9/63+56/90 27/63+56/45 45/63+56/45